A list which is built using a non-strict constructor. Any head or tail of the list may be an unevaluated closure. Also known as streams since they may be used to carry a sequence of values from the output of one function to an input of another. See also Lazy evaluation.
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Nearby terms: Layer Two Tunneling Protocol « laziness « lazy evaluation « lazy list » Lazy SML » lazy sml2c » Lazy Standard ML
